Join Francisco and Richard Nwamba as they visit Red Star Raceway to find out which is quicker: a 2015 RWD six-cylinder BMW 135i or a 2021 four-cylinder BMW M135i xDrive.
WATCH | Old BMW 135i vs new BMW M135i xDrive
Join Francisco and Richard Nwamba as they visit Red Star Raceway to find out which is quicker: a 2015 RWD six-cylinder BMW 135i or a 2021 four-cylinder BMW M135i xDrive




